Windows PowerShell 2.0 is installed by default on newer versions of the Windows operating systems.You must install a SQL Server feature that includes the SQL Server PowerShell (SQLPS) module and client libraries. The easiest way to do this is by installing SQL Server Management Studio, which includes the PowerShell feature and client libraries automatically. The SQL Server PowerShell (SQLPS) module contains the PowerShell providers and cmdlets for all SQL Server features.